CY7C1338G-100AXCT Cypress Semiconductor Corp, CY7C1338G-100AXCT Datasheet - Page 8

• Manufacturer Part Number: CY7C1338G-100AXCT
• Description: CY7C1338G-100AXCT
• Manufacturer: Cypress Semiconductor Corp

Specifications of CY7C1338G-100AXCT

• Format - Memory: RAM
• Memory Type: SRAM - Synchronous
• Memory Size: 4M (128K x 32)
• Speed: 100MHz
• Interface: Parallel
• Voltage - Supply: 3.15 V ~ 3.6 V
• Operating Temperature: 0°C ~ 70°C
• Package / Case: 100-LQFP
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant

Partial Truth Table for Read/Write
Document Number: 38-05521 Rev. *F
Read
Read
Write byte A
Write byte B
Write bytes B, A
Write byte C
Write bytes C, A
Write bytes C, B
Write bytes C, B, A
Write byte D
Write bytes D, A
Write bytes D, B
Write bytes D, B, A
Write bytes D, B
Write bytes D, B, A
Write bytes D, C, A
Write all bytes
Write all bytes
Notes
7. X = “Don't Care.” H = Logic HIGH, L = Logic LOW.
8. Table only lists a partial listing of the byte write combinations. Any combination of BW
Function
[7, 8]
GW
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
H
L
BWE
H
X
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
L
X
is valid. Appropriate write will be done based on which byte write is active.
BW
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
D
BW
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
C
BW
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
B
CY7C1338G
BW
Page 8 of 21
X
H
H
H
H
H
H
H
H
X
L
L
L
L
L
L
L
L
A
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